199999990222199 has 2 divisors, whose sum is σ = 199999990222200. Its totient is φ = 199999990222198.

The previous prime is 199999990222181. The next prime is 199999990222231. The reversal of 199999990222199 is 991222099999991.

It is a weak prime.

It is an emirp because it is prime and its reverse (991222099999991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199999990222199 - 2⁴⁰ = 198900478594423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199999990222399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99999995111099 + 99999995111100.

It is an arithmetic number, because the mean of its divisors is an integer number (99999995111100).

Almost surely, 2^{199999990222199} is an apocalyptic number.

199999990222199 is a deficient number, since it is larger than the sum of its proper divisors (1).

199999990222199 is an equidigital number, since it uses as much as digits as its factorization.

199999990222199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3099363912, while the sum is 89.

The spelling of 199999990222199 in words is "one hundred ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety million, two hundred twenty-two thousand, one hundred ninety-nine".